Oxygen is your most important resource in [Subnautica 2](https://www.rockpapershotgun.com/games/subnautica-2), and it's important to give yourself as many ways as possible to top up your Oxygen, wherever you are in the ocean. The best way to do this is by building yourself a base near anywhere you'll be diving often. But after you've fashioned yourself a Habitat Builder and constructed your first base, you might be wondering: how do you supply your base with Oxygen?
There's a very simple answer to this question, and it involves Power. Read on to find out exactly how to get Oxygen in your base in Subnautica 2, so that any base you construct in the world becomes a safe haven of breathable air for all your diving needs.
[Read more](https://www.rockpapershotgun.com/subnautica-2-how-to-oxygenate-base)